Dynatrace

JANUARY 13, 2022

For example, data collected on load actions can include navigation start, request start, and speed index metrics. Providing insight into the service latency to help developers identify poorly performing code. Real user monitoring collects data on a variety of metrics. Want to learn more? Link RUM business objectives to technical goals.

Monitoring 170

Monitoring Latency Mobile Best Practices 170

Brendan Gregg

FEBRUARY 28, 2023

The video is now on YouTube : The slides are online and as a PDF : first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video). Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. Ford, et al., “TCP on Upcoming Sapphire Rapids CPUs,” [link] Oct 2020 - [Liu 20] Linda Liu, “Samsung QVO vs EVO vs PRO: What’s the Difference?

Performance 52

Performance Latency Hardware Storage 52

Speed Curve

SEPTEMBER 4, 2013

Why speed matters, examples of the impact saving a few seconds of load time has had on revenue and engagement. Bandwidth, latency and it's fundamental impact on the speed of the web. Impact of performance improvements Optimizing the Critical Rendering Path for Instant Mobile Websites (Video) What are responsive websites made of?

Speed 40

Speed Benchmarking Latency Mobile 40

Smashing Magazine

JANUARY 11, 2021

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Looking back now, things seem to have changed quite significantly.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

AUGUST 3, 2023

These pages serve as a pivotal tool in our digital marketing strategy, not only providing valuable information about our services but also designed to be easily discoverable through search engines. Largest Contentful Paint (LCP) LCP measures the perceived load speed of a webpage from a user’s perspective. SEO is key to our success.

Performance 75

Performance Cache Traffic Metrics 75

Particular Software

JUNE 3, 2019

We become annoyed when we run a speed test on our broadband provider only to find that, on a good day, we are getting maybe half of the rated download speed we are paying for, and the upload speed is likely much worse. But to prevent running afoul of latency (the 2 nd fallacy), we must also be careful not to download too little!

Latency 40

Latency Speed Network Strategy 40

Smashing Magazine

JANUARY 6, 2020

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Looking back now, things seem to have changed quite significantly. Large preview ).

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Performance isn’t just a technical concern: it matters, and when baking it into the workflow, design decisions have to be informed by their performance implications. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about.

Performance 104

Performance Cache Metrics Network 104

VoltDB

JUNE 1, 2017

These systems were designed to have a lifetime of half a decade or more, and rapidly changing hardware meant that the initial deployment had to be sized for 5-7 years out. Latency Optimizers” – need support for very large federated deployments. Watch the Video. See David’s full commentary, from the show, in this video.

Hardware 56

Hardware Latency Virtualization Cloud 56

SQL Server According to Bob

SEPTEMBER 26, 2016

Performance issues surrounding Availability Groups typically were related to disk I/O or network speeds. Our customers who deployed Availability Groups were now using servers for primary and secondary replicas with 12+ core sockets and flash storage SSD arrays providing microsecond to low millisecond latencies. one without a replica).

Availability 40

Availability Servers Hardware Benchmarking 40

Smashing Magazine

SEPTEMBER 28, 2022

Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. On design systems, UX, web performance and CSS/JS. Data-loading patterns are one way you can optimize your applications’ speed. More after jump! Caching Schemes.

Performance 127

Performance Cache Servers Social Media 127

The Netflix TechBlog

SEPTEMBER 24, 2021

After content ingestion, inspection and encoding, the packaging step encapsulates encoded video and audio in codec agnostic container formats and provides features such as audio video synchronization, random access and DRM protection. Uploading and downloading data always come with a penalty, namely latency.

Cloud 237

Cloud Media Storage Cache 237

Alex Russell

JUNE 20, 2020

rich multimedia (animations, video, audio). Huge reach, plus the licensing of On2's video codecs , made Flash the default video delivery mechanism for many years. a lab's worth of sensors , including: cameras (both still and video). Unfortunately, much has already been done to speed the web's irrelevance.

Hardware 55

Hardware Games Java Media 55

Smashing Magazine

AUGUST 22, 2021

A Primer on Speed. Discussing performance and “speed” can quickly get complex, because many underlying aspects contribute to a web-page loading “slowly”. Because we are dealing with network protocols here, we will mainly look at network aspects, of which two are most important: latency and bandwidth. Congestion Control.

Performance 107

Performance Network Latency Servers 107

The Netflix TechBlog

MARCH 13, 2020

Compared to the most recent master version of libaom (AV1 reference software), SVT-AV1 is similar in compression efficiency and at the same time achieves significantly lower encoding latency on multi-core platforms when using its inherent parallelization capabilities. The testing has been performed on Windows, Linux, and macOS platforms.

Open Source 154

Open Source Efficiency C++ Speed 154

Smashing Magazine

AUGUST 20, 2021

Fast-forward 30 years, and website technology has changed significantly — we have images, stylesheets, JavaScript, streaming video, AJAX, animation, WebSockets, WebGL, rounded corners in CSS — the list goes on. You work with a designer and developer to create a bespoke website. More after jump! Let’s fix that! Online, and live.

Ecommerce 140

Ecommerce Website Government Internet 140

All Things Distributed

DECEMBER 12, 2013

Moreover, a GSI''s performance is designed to meet DynamoDB''s single digit millisecond latency - you can add items to a Users table for a gaming app with tens of millions of users with UserId as the primary key, but retrieve them based on their home city, with no reduction in query performance. Start with DynamoDB.

Games 130

Games Scalability Database Retail 130

All Things Distributed

OCTOBER 2, 2017

With these requirements in mind, and a willingness to question the status quo, a small group of distributed systems experts came together and designed a horizontally scalable distributed database that would scale out for both reads and writes to meet the long-term needs of our business. This was the genesis of the Amazon Dynamo database.

Internet 128

Internet Internet AWS Performance 128

CSS - Tricks

MAY 3, 2021

For one thing, the design of WebPageTest is now quite nice. An amazing achievement, to be sure, but it also feels good to me that WebPageTest is now owned by Catchpoint with Patrick being there himself on the project. A welcome upgrade, let’s say. So yes, WebPageTest is still here. It’s still free. Linux; Android 6.0.1;

Transportation 86

Transportation Cache Google Mobile 86

The Netflix TechBlog

MARCH 6, 2019

It’s used extensively in our media processing platform, which includes services like Archer and runs features like video encoding and title image generation on tens of thousands of Amazon EC2 instances. We are constantly innovating on video encoding technology at Netflix, and we have a lot of content to encode. We have one file?

Media 214

Media Storage Processing Cache 214